package day03;

public class IfDemo {
    public static void main(String[] args) {
        //1)满500打8折:
        double price = 600.0;
        if(price>=500){
            price *= 0.8;
        }
        System.out.println("最终结算金额为:"+price);

        //2)判断成绩是否合法,若合法则输出----0到100之内为合法成绩
        double score = 955;
        if(score>=0 && score<=100){
            System.out.println(score+"是合法成绩");
        }
        System.out.println("继续执行...");
    }
}
